Use a tape measure to measure, holding the tape securely around for key points.
A. Bust. Measure over the fullest area of the bust & straight around the back.
B. Underbust. Measure directly under the bust & straight around the back.
C. Waist. The waist is below the abdomen between the rib cage & hips.
D. Hip. Measure around the hipbones, ensuring the tape goes straight around the body.
E. Lower Hip. Measure the fullest part of the hip ensuring the tape is straight around the body.
F. Crotch. Measure distance in between your leg opening & at the lowest point of your crotch.